Clear pk context and other minor changes in *_free() procedures
diff --git a/library/pem.c b/library/pem.c
index 6069a23..897c8a0 100644
--- a/library/pem.c
+++ b/library/pem.c
@@ -423,9 +423,11 @@
void mbedtls_pem_free( mbedtls_pem_context *ctx )
{
- if( ctx->buf != NULL )
+ if ( ctx->buf != NULL )
+ {
mbedtls_platform_zeroize( ctx->buf, ctx->buflen );
- mbedtls_free( ctx->buf );
+ mbedtls_free( ctx->buf );
+ }
mbedtls_free( ctx->info );
mbedtls_platform_zeroize( ctx, sizeof( mbedtls_pem_context ) );